A green engine is seen on a rusty metal bridge, as a man walks alongside on a pedestrian walkway.© BBC The 123-year old Vysehrad railway bridge in Prague is set to be replaced and relocated© BBC ...

"This bridge already handles around three-quarters of Prague's railway traffic. It could handle more, but because of the corrosion, it can only carry about 60% of its capacity," Paidar told the BBC.